Question

question 18 of 20
which action can limit the transmission of pathogens by animal vector?
a. washing vegetables
b. not sharing utensils
c. washing hands
d. using insecticides

Explanation:

To limit pathogen transmission by animal vectors (like insects), using insecticides (option D) reduces the population of vector animals. Washing vegetables (A) and hands (C) target food - borne or hand - borne pathogens, not animal vectors. Not sharing utensils (B) is for preventing direct contact - based pathogen spread, not vector - related.

Answer:

D. Using insecticides